提交 2b9428e2 编写于 作者: P Patrik Jakobsson 提交者: Greg Kroah-Hartman

gma500: Mask out bits not part of the page table base address

Otherwise we can't ioremap the gtt and the screen gets garbled.
Signed-off-by: NPatrik Jakobsson <patrik.r.jakobsson@gmail.com>
Signed-off-by: NAlan Cox <alan@linux.intel.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
上级 5ed836ac
......@@ -397,7 +397,7 @@ int psb_gtt_init(struct drm_device *dev, int resume)
/* The root resource we allocate address space from */
dev_priv->gtt_initialized = 1;
pg->gtt_phys_start = dev_priv->pge_ctl;
pg->gtt_phys_start = dev_priv->pge_ctl & PAGE_MASK;
/*
* FIXME: video mmu has hw bug to access 0x0D0000000,
......
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